Portable barbecue



FIG. 1 is a front perspective view of a portable barbecue showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front perspective view thereof shown in open position;

FIG. 4 is a front elevational view thereof;

FIG. 5 is an end elevational view thereof, the opposite end being a mirror image;

FIG. 6 is a front elevational view thereof shown in open position; and

FIG. 7 is an end elevational view thereof, the opposite end being a mirror image. 

The ornamental design for a portable barbecue, as shown and described. 